Cactus
Verified · 2 days agoNCI CACTUS Chemical Identifier Resolver MCP.
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Calendly
Verified · 2 days agoCalendly MCP Pack — wraps the Calendly API v2 for scheduling data.
caruon
Verified · 2 days agoCarbon MCP — UK Carbon Intensity API (free, no auth)
Carbon Interface
Verified · 2 days agoCarbon Interface MCP — Carbon Interface API (v1)
Cataas
Verified · 2 days agoCATAAS MCP — Cat as a Service (free, no auth)
catfacts
Verified · 2 days agoCat Facts MCP — wraps Cat Facts API (free, no auth)
Cbioportal
Verified · 2 days agocBioPortal MCP — cancer genomics portal.
Cbs Il
Verified · 2 days agoIsrael Central Bureau of Statistics (CBS / הלשכה המרכזית לסטטיסטיקה) MCP.
Cbs Nl
Verified · 2 days agoStatistics Netherlands (CBS / StatLine) OData MCP.
Cdc
Verified · 2 days agoCDC MCP — wraps CDC open data via Socrata API (data.cdc.gov)
Cdec Ca
Verified · 8 days agoCalifornia Data Exchange Center (CDEC) hydrology, reservoirs, snow water
Celestrak
Verified · 3 days agoCelesTrak MCP — satellite orbital elements (TLE / GP data) for any tracked object.
Censtatd Hk
Verified · 2 days agoHong Kong Census and Statistics Department (C&SD) open-data MCP.
Census
Verified · 2 days agoCensus MCP — U.S. Census Bureau housing-relevant APIs.
Census Trade
Verified · 2 days agoCensus Trade MCP — US Census Bureau International Trade data
Cftc Cot
Verified · 2 days agoCFTC Commitment of Traders (COT) MCP.
Chainlist
Verified · 2 days agoChainlist MCP — registry of EVM chains
Chargebee
Verified · 2 days agoChargebee MCP Pack — wraps the Chargebee API v2
Cheapshark
Verified · 2 days agoPC game deals across Steam/Epic/GOG/Humble via CheapShark. Keyless.
chess
Verified · 3 days agoChess.com MCP — wraps the Chess.com public API (free, no auth)